/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.    
 */

package org.apache.bifromq.baserpc.trafficgovernor;

import org.apache.bifromq.baseenv.EnvProvider;
import io.micrometer.core.instrument.Metrics;
import io.micrometer.core.instrument.binder.jvm.ExecutorServiceMetrics;
import io.reactivex.rxjava3.core.Scheduler;
import io.reactivex.rxjava3.schedulers.Schedulers;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;

class SharedScheduler {
    static final Scheduler RPC_SHARED_SCHEDULER = Schedulers.from(
        ExecutorServiceMetrics.monitor(Metrics.globalRegistry, new ThreadPoolExecutor(1, 1, 0L, TimeUnit.MILLISECONDS,
                new LinkedBlockingQueue<>(), EnvProvider.INSTANCE.newThreadFactory("rpc-shared-scheduler", true)),
            "rpc-shared-scheduler"));
}
